BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 146 55.7%
2 United States 74 28.2%
3 Hong Kong 13 5%
4 Germany 7 2.7%
5 Taiwan 6 2.3%
6 Portugal 5 1.9%
7 Russia 2 0.8%
8 Singapore 2 0.8%
9 Korea, Republic of 2 0.8%
10 United Kingdom 2 0.8%
11 Australia 1 0.4%
12 Malaysia 1 0.4%
13 Japan 1 0.4%